Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during engine coolant temperature sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Replacement of engine coolant temperature sensor

Inspection After Repair

  • Poor idle, etc.
  • Engine start function, etc.

CAUTION:

Do not remove the radiator cap sub-assembly or radiator drain cock plug while the engine and radiator assembly are still hot. Pressurized, hot engine coolant and steam may be released and cause serious burns.

PROCEDURE

1. REMOVE V-BANK COVER SUB-ASSEMBLY

Click here

2. DRAIN ENGINE COOLANT

Click here

3. REMOVE ENGINE COOLANT TEMPERATURE SENSOR

(a) Disconnect the engine coolant temperature sensor connector.

(b) Remove the clip and engine coolant temperature sensor from the water outlet.

NOTICE:

If the engine coolant temperature sensor has been struck or dropped, replace it.

    Inspection
    INSPECTION PROCEDURE 1. INSPECT ENGINE COOLANT TEMPERATURE SENSOR (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition S ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL ENGINE COOLANT TEMPERATURE SENSOR HINT: Perform "Inspection After Repair" after replacing the engine coolant temperature sensor. Click here (a) Apply a light coat ...

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    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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